🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.87 AU - 0.87 AU

Year: 340 Days

Day: 18.2 Hours

Environment

Temp: -37 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,771,379 km

• M1: 132,993 km (0.099 R)
• M2: 648,357 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.84 AU - 1.2 AU

Year: 432 Days

Day: 29.9 Hours

Environment

Temp: -46 °C

Axial Tilt: 42.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,771,379 km

• M1: 40,840 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.12 AU - 1.42 AU

Year: 600 Days

Day: 45.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.06 AU - 1.54 AU

Year: 621 Days

Day: 44.3 Hours

Environment

Temp: -70 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.53 AU - 2.23 AU

Year: 1080 Days

Day: 33 Hours

Environment

Temp: -94 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.5

Radius: 14.1

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.46 AU - 3.58 AU

Year: 2199 Days

Day: 8.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,771,379 km

• M1: 175,329 km (0.096 R)
• M2: 997,967 km (0.111 R)
• M3: 1,633,609 km (0.077 R)
• M4: 2,175,602 km (0.093 R)
• M5: 3,371,637 km (0.036 R)
• M6: 5,946,964 km (0.111 R)
• M7: 7,716,258 km (0.108 R)
• M8: 12,054,447 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953

Radius: 5.4

Gravity: 32.68 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 9.2 AU - 13.86 AU

Year: 16403 Days

Day: 17.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,771,379 km

• M1: 67,169 km (0.084 R)
• M2: 242,049 km (0.048 R)
• M3: 479,461 km (0.07 R)
• M4: 746,045 km (0.11 R)
• M5: 914,193 km (0.066 R)
• M6: 1,107,922 km (0.049 R)
• M7: 3,988,429 km (0.063 R)
• M8: 4,546,130 km (0.096 R)
• M9: 5,497,871 km (0.113 R)
• M10: 5,775,226 km (0.102 R)
• M11: 8,342,026 km (0.086 R)
• M12: 10,283,058 km (0.094 R)
• M13: 10,462,277 km (0.113 R)
• M14: 11,906,495 km (0.046 R)
• M15: 14,877,508 km (0.089 R)
• M16: 16,208,929 km (0.118 R)
• M17: 17,363,376 km (0.033 R)
• M18: 20,487,728 km (0.094 R)
• M19: 20,676,819 km (0.078 R)
• M20: 21,058,443 km (0.08 R)
• M21: 22,632,063 km (0.093 R)
• M22: 25,791,122 km (0.107 R)
• M23: 31,311,582 km (0.044 R)
• M24: 34,813,818 km (0.075 R)
• M25: 36,036,781 km (0.118 R)
• M26: 36,589,395 km (0.089 R)
• M27: 39,001,511 km (0.091 R)
• M28: 53,913,427 km (0.111 R)
• M29: 58,157,818 km (0.042 R)
• M30: 62,024,923 km (0.113 R)
• M31: 63,417,978 km (0.102 R)
• M32: 67,303,932 km (0.115 R)
• M33: 69,411,467 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.2

Radius: 3.9

Gravity: 52.02 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 11.02 AU - 13.3 AU

Year: 17766 Days

Day: 24.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,771,379 km

• M1: 48,470 km (0.118 R)
• M2: 172,786 km (0.118 R)
• M3: 612,154 km (0.042 R)
• M4: 741,108 km (0.046 R)
• M5: 1,172,997 km (0.069 R)
• M6: 1,435,990 km (0.08 R)
• M7: 3,236,550 km (0.111 R)
• M8: 3,633,433 km (0.039 R)
• M9: 3,967,485 km (0.052 R)
• M10: 4,158,073 km (0.083 R)
• M11: 5,166,811 km (0.106 R)
• M12: 6,033,581 km (0.109 R)
• M13: 7,556,936 km (0.1 R)
• M14: 8,100,126 km (0.115 R)
• M15: 8,459,161 km (0.035 R)
• M16: 11,274,593 km (0.091 R)
• M17: 12,048,463 km (0.041 R)
• M18: 12,247,428 km (0.113 R)
• M19: 19,284,063 km (0.098 R)
• M20: 20,294,597 km (0.07 R)
• M21: 22,122,533 km (0.114 R)
• M22: 24,372,635 km (0.119 R)
• M23: 24,904,455 km (0.058 R)
• M24: 28,026,563 km (0.11 R)
• M25: 33,183,650 km (0.065 R)
• M26: 45,804,624 km (0.053 R)
• M27: 48,094,818 km (0.069 R)
• M28: 50,460,110 km (0.079 R)
• M29: 53,971,770 km (0.045 R)
• M30: 56,524,658 km (0.086 R)
• M31: 60,891,569 km (0.104 R)
• M32: 61,673,218 km (0.08 R)
• M33: 64,664,278 km (0.079 R)
• M34: 69,861,607 km (0.084 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 16,592 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit